Home / 162,002.55-243,003.83-152,152.95

Finding the Fourth Proportional to 162,002.55, 243,003.83 and 152,152.95

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Solution

The fourth proportional to 162,002.55, 243,003.83 and 152,152.95 is: 228,229.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,002.55 : 243,003.83 = 152,152.95 : x
  2. Step 2: Convert to fraction form
    162,002.55/243,003.83 = 152,152.95/x
  3. Step 3: Cross multiply
    162,002.55x = 243,003.83 × 152,152.95
  4. Step 4: Simplify right side
    162,002.55x = 36,973,748,835.03
  5. Step 5: Solve for x
    x = 36,973,748,835.03/162,002.55
  6. Step 6: Final answer
    x = 228,229.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.